Weather Records on 25 May 1945

225 weather records were set or tied worldwide on 25 May 1945. Highest significance: Rolla Missouri S&T, US.

Key Facts for 25 May 1945

On 25 May 1945, 225 weather records were set or tied at long-record stations worldwide.
38 were record highs and 81 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 3 monthly and 222 daily.
Rolla Missouri S&T set a daily record precipitation of 71.6 mm (2.8 in) on 25 May 1945.
Across 162 earlier years (1793 to 2026) the same calendar date averaged 444 records.

Record Map

225 stations

225 station records on 25 May 1945 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 25 May 1945: highest significance records shown on the map
Station	Country	Type	Value	Significance
Rolla Missouri S&T	United States	Record daily precipitation	71.6 mm (2.8 in)	54 of 100 (Notable)
Meadow Valley Rs	United States	Record daily precipitation	75.2 mm (3.0 in)	54 of 100 (Notable)
Arcoverde (Rio Branco)	Brazil	Record daily precipitation	49.5 mm (1.9 in)	46 of 100 (Notable)
Flandreau	United States	Record daily precipitation	53.3 mm (2.1 in)	38 of 100 (Notable)
Namarjan	India	Record daily precipitation	122.7 mm (4.8 in)	37 of 100 (Notable)
Lawrence	United States	Record daily precipitation	69.9 mm (2.8 in)	37 of 100 (Notable)
Watrap	India	Record daily precipitation	40.4 mm (1.6 in)	35 of 100 (Notable)
Quebrangulo	Brazil	Record daily precipitation	72.3 mm (2.8 in)	32 of 100 (Routine)
Sialsuk	India	Record daily precipitation	138.4 mm (5.4 in)	32 of 100 (Routine)
Maceio (Aeroporto)	Brazil	Record daily precipitation	114.0 mm (4.5 in)	31 of 100 (Routine)
Karlstad	Sweden	Record snow depth	10.0 cm (3.9 in)	31 of 100 (Routine)
Brunswick	United States	Record daily precipitation	41.4 mm (1.6 in)	31 of 100 (Routine)
Joplin	United States	Record daily precipitation	74.2 mm (2.9 in)	31 of 100 (Routine)
Simferopol	Ukraine	Record high minimum temperature	17.0 C (62.6 F)	30 of 100 (Routine)
Osceola 3 NE	United States	Record daily precipitation	56.6 mm (2.2 in)	28 of 100 (Routine)
Howard	United States	Record daily precipitation	32.3 mm (1.3 in)	28 of 100 (Routine)
Arkalgud	India	Record daily precipitation	57.2 mm (2.3 in)	27 of 100 (Routine)
Faribault	United States	Record daily precipitation	61.0 mm (2.4 in)	27 of 100 (Routine)
Chariton 1 E	United States	Record daily precipitation	44.5 mm (1.8 in)	26 of 100 (Routine)
Columbus	United States	Record daily precipitation	52.3 mm (2.1 in)	26 of 100 (Routine)
Albert Lea 3SE	United States	Record daily precipitation	40.6 mm (1.6 in)	26 of 100 (Routine)
Eldon	United States	Record daily precipitation	50.3 mm (2.0 in)	26 of 100 (Routine)
Minsk	Belarus	Record low minimum temperature	0.0 C (32.0 F)	25 of 100 (Routine)
Maunabo	Puerto Rico [United States]	Record daily precipitation	76.2 mm (3.0 in)	25 of 100 (Routine)
Indianola 1SW	United States	Record daily precipitation	40.9 mm (1.6 in)	25 of 100 (Routine)
Beatrice	United States	Record daily precipitation	38.6 mm (1.5 in)	25 of 100 (Routine)
Yates Ctr	United States	Record daily precipitation	41.9 mm (1.6 in)	24 of 100 (Routine)
Vilnius	Lithuania	Record low minimum temperature	1.0 C (33.8 F)	23 of 100 (Routine)
Tbilisi	Georgia	Record high maximum temperature	31.8 C (89.2 F)	22 of 100 (Routine)
Stockholm	Sweden	Record low minimum temperature	0.4 C (32.7 F)	22 of 100 (Routine)
Canon City	United States	Record high maximum temperature	32.8 C (91.0 F)	22 of 100 (Routine)
Council Grove	United States	Record daily precipitation	39.9 mm (1.6 in)	22 of 100 (Routine)
Kangayam	India	Record daily precipitation	34.8 mm (1.4 in)	21 of 100 (Routine)
Orofino	United States	Record daily precipitation	25.4 mm (1.0 in)	21 of 100 (Routine)
Superior	United States	Record high minimum temperature	14.4 C (57.9 F)	21 of 100 (Routine)
Micurinsk	Russia	Record daily precipitation	15.8 mm (0.6 in)	20 of 100 (Routine)
Poretskoye	Russia	Record daily precipitation	16.8 mm (0.7 in)	20 of 100 (Routine)
Bogoroditskoye-Fenino	Russia	Record daily precipitation	24.7 mm (1.0 in)	20 of 100 (Routine)
Elatma	Russia	Record daily precipitation	22.0 mm (0.9 in)	20 of 100 (Routine)
Salekhard	Russia	Record daily precipitation	10.9 mm (0.4 in)	20 of 100 (Routine)
Warrawagine	Australia	Record daily precipitation	23.1 mm (0.9 in)	20 of 100 (Routine)
Choteau	United States	Record daily precipitation	14.0 mm (0.6 in)	20 of 100 (Routine)
Nerchinskij Zavod	Russia	Record daily precipitation	8.5 mm (0.33 in)	20 of 100 (Routine)
Kooskia	United States	Record daily precipitation	20.6 mm (0.8 in)	20 of 100 (Routine)
Rampur	India	Record daily precipitation	22.9 mm (0.9 in)	20 of 100 (Routine)
Port Alfred	South Africa	Record daily precipitation	20.3 mm (0.8 in)	20 of 100 (Routine)
Bethesdaweg (Sar)	South Africa	Record daily precipitation	13.0 mm (0.5 in)	20 of 100 (Routine)
Ovando	United States	Record daily precipitation	14.2 mm (0.6 in)	20 of 100 (Routine)
Gondia	India	Record daily precipitation	13.7 mm (0.5 in)	20 of 100 (Routine)
Atalaia	Brazil	Record daily precipitation	63.4 mm (2.5 in)	20 of 100 (Routine)
Lacombe Cda	Canada	Record daily precipitation	24.1 mm (0.9 in)	20 of 100 (Routine)
Moorestown 4 E	United States	Record low minimum temperature	3.9 C (39.0 F)	20 of 100 (Routine)
Caracara	Brazil	Record daily precipitation	50.3 mm (2.0 in)	19 of 100 (Routine)
Russell	Canada	Record low maximum temperature	0.0 C (32.0 F)	19 of 100 (Routine)
Tartu	Estonia	Record low minimum temperature	-0.4 C (31.3 F)	19 of 100 (Routine)
Dewan	India	Record daily precipitation	85.9 mm (3.4 in)	19 of 100 (Routine)
Anekal	India	Record daily precipitation	63.5 mm (2.5 in)	19 of 100 (Routine)
Channarayapatna	India	Record daily precipitation	45.7 mm (1.8 in)	19 of 100 (Routine)
Upper Lake 2 N	United States	Record low minimum temperature	2.2 C (36.0 F)	19 of 100 (Routine)
Mt Ayr	United States	Record daily precipitation	36.1 mm (1.4 in)	19 of 100 (Routine)

Counts by Type and Timescale

225 records

Records set or tied on 25 May 1945 by type: Highest daily maximum 24, Lowest daily maximum 9, Highest daily minimum 14, Lowest daily minimum 72, Heaviest daily rainfall 105, Deepest snow cover 1.

Records on 25 May 1945 by type
Record type	Records
Highest daily maximum	24
Lowest daily maximum	9
Highest daily minimum	14
Lowest daily minimum	72
Heaviest daily rainfall	105
Heaviest daily snowfall	0
Deepest snow cover	1

Records on 25 May 1945 by timescale: all-time 0, monthly 3, daily 222.

How Much Records Were Beaten By

175 broken records

Margins by which the 175 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 100.0. Ties are not counted.

Top 20 by Significance

25 May 1945

Top 20 records on 25 May 1945 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
25 May 1945	Rolla Missouri S&T, US	daily rain	71.6 mm (2.8 in)	50.5 mm (2.0 in)	43 years	54 of 100 (Notable)
25 May 1945	Meadow Valley Rs, US	daily rain	75.2 mm (3.0 in)	39.9 mm (1.6 in)	40 years	54 of 100 (Notable)
25 May 1945	Arcoverde (Rio Branco), BR	daily rain	49.5 mm (1.9 in)	35.2 mm (1.4 in)	12 years	46 of 100 (Notable)
25 May 1945	Flandreau, US	daily rain	53.3 mm (2.1 in)	27.1 mm (1.1 in)	36 years	38 of 100 (Notable)
25 May 1945	Namarjan, IN	daily rain	122.7 mm (4.8 in)	52.3 mm (2.1 in)	26 years	37 of 100 (Notable)
25 May 1945	Lawrence, US	daily rain	69.9 mm (2.8 in)	12.7 mm (0.5 in)	71 years	37 of 100 (Notable)
25 May 1945	Watrap, IN	daily rain	40.4 mm (1.6 in)	22.1 mm (0.9 in)	40 years	35 of 100 (Notable)
25 May 1945	Quebrangulo, BR	daily rain	72.3 mm (2.8 in)	36.8 mm (1.4 in)	32 years	32 of 100 (Routine)
25 May 1945	Sialsuk, IN	daily rain	138.4 mm (5.4 in)	80.2 mm (3.2 in)	8 years	32 of 100 (Routine)
25 May 1945	Maceio (Aeroporto), BR	daily rain	114.0 mm (4.5 in)	53.4 mm (2.1 in)	4 years	31 of 100 (Routine)
25 May 1945	Karlstad, SE	daily snow depth	10.0 cm (3.9 in)	10.0 cm (3.9 in)	52 years	31 of 100 (Routine)
25 May 1945	Brunswick, US	daily rain	41.4 mm (1.6 in)	18.0 mm (0.7 in)	40 years	31 of 100 (Routine)
25 May 1945	Joplin, US	daily rain	74.2 mm (2.9 in)	31.0 mm (1.2 in)	43 years	31 of 100 (Routine)
25 May 1945	Simferopol, UA	daily high min	17.0 C (62.6 F)	3.4 C (6.1 F)	50 years	30 of 100 (Routine)
25 May 1945	Osceola 3 NE, US	daily rain	56.6 mm (2.2 in)	16.0 mm (0.6 in)	49 years	28 of 100 (Routine)
25 May 1945	Howard, US	daily rain	32.3 mm (1.3 in)	13.0 mm (0.5 in)	38 years	28 of 100 (Routine)
25 May 1945	Arkalgud, IN	daily rain	57.2 mm (2.3 in)	24.2 mm (1.0 in)	24 years	27 of 100 (Routine)
25 May 1945	Faribault, US	daily rain	61.0 mm (2.4 in)	10.7 mm (0.4 in)	42 years	27 of 100 (Routine)
25 May 1945	Chariton 1 E, US	daily rain	44.5 mm (1.8 in)	13.5 mm (0.5 in)	36 years	26 of 100 (Routine)
25 May 1945	Columbus, US	daily rain	52.3 mm (2.1 in)	24.6 mm (1.0 in)	22 years	26 of 100 (Routine)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1793 to 1945

Records set or tied on this calendar date in each year from 1793 to 1945. 1945 had 225 records.

Counts for years before the ledger starts come from the same station rules.

Records on 05-25 in each year
Year	Records
1793	1
1795	1
1797	1
1824	1
1830	1
1837	2
1839	1
1841	1
1846	2
1847	3
1848	1
1852	1
1864	1
1865	1
1866	2
1867	2
1868	3
1869	1
1870	1
1875	1
1879	2
1880	3
1881	1
1883	1
1886	1
1887	2
1889	3
1890	12
1891	1
1892	1
1893	1
1894	1
1895	3
1897	1
1898	5
1899	2
1900	5
1901	10
1902	2
1903	7
1904	14
1905	9
1906	41
1907	18
1908	25
1909	20
1910	35
1911	15
1912	21
1913	46
1914	33
1915	20
1916	33
1917	53
1918	22
1919	36
1920	59
1921	208
1922	118
1923	113
1924	277
1925	675
1926	221
1927	240
1928	301
1929	122
1930	156
1931	262
1932	358
1933	400
1934	219
1935	301
1936	407
1937	176
1938	456
1939	322
1940	259
1941	297
1942	534
1943	567
1944	392
1945	225
1946	371
1947	588
1948	317
1949	371
1950	644
1951	542
1952	436
1953	1,024
1954	284
1955	1,068
1956	940
1957	463
1958	439
1959	316
1960	493
1961	254
1962	567
1963	352
1964	716
1965	662
1966	295
1967	946
1968	394
1969	367
1970	385
1971	700
1972	477
1973	595
1974	820
1975	922
1976	412
1977	946
1978	581
1979	1,432
1980	1,160
1981	1,072
1982	714
1983	1,147
1984	677
1985	519
1986	500
1987	703
1988	635
1989	1,190
1990	656
1991	1,768
1992	1,682
1993	824
1994	773
1995	1,546
1996	1,304
1997	1,513
1998	882
1999	708
2000	1,417
2001	1,201
2002	1,001
2003	918
2004	903
2005	909
2006	801
2007	1,420
2008	840
2009	1,088
2010	1,512
2011	1,180
2012	1,616
2013	912
2014	761
2015	407
2016	429
2017	829
2018	800
2019	641
2020	564
2021	505
2022	752
2023	305
2024	688
2025	527
2026	913

Download the Data

Data for records on 1945-05-25: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-15. Last revised 15 October 2026 (2026-10-15).

Margin	Records
0 to 20	157
20 to 40	12
40 to 60	4
60 to 80	0
80 to 100	2